Where did M$ move it this week? https://security.microsoft.com/authentication?viewid=DKIM In the Microsoft 365 Defender portal at https://security.microsoft.com, go to Email & Collaboration > Policies & Rules > Threat policies > Email Authentication
Be careful when sending email from a non-domain PC that has TailScale installed. No domain means that it has no DNS suffix, so TailScale will “help” by adding the PRIVATE
Install-Module AzureADPreview(Only need to do this once) Connect-AzureADThis will ask for creds with permission to admin your Office365 Get-AzureADAuditSignInLogs -Filter “location/countryOrRegion ne ‘CA’ and location/countryOrRegion ne ” and Status/ErrorCode eq
Microsoft has decided to turn on outbound spam filtering on all new accounts logon as an admingo here https://security.microsoft.com/antispamby default the Anti-spam outbound Policy is set to Default-M$ Controlled aka
Office 2010 has been out of long term support since the beginning of the year, and it will stop connecting to Office 365 on Nov1. Microsoft has had some troubles
Continue readingOffice 2007 & 2010 will STOP WORKING Nov1 !!!
Outlook 2010 the default was to save all email Outlook 2016 default is to save 6 months of email and keep the remainder on the exchange server.
3 different places to do a message trace in office365 the one that works:https://protection.office.com/messagetrace the 2 that don’t work:https://admin.exchange.microsoft.com/#/messagetracehttps://outlook.office.com/ecp/?form=eac&mkt=en-US Stooopid Microsoft
For your entire Organization… or just a group to start with Logon to the Office365 admin center, Settings, Integrated Apps, Add-ins Deploy Add-In Office Web add-in Choose from the Store
Microsoft has disabled TLS 1.1 and older, and emails that don’t encrypt at all. And Basic authentication. we noticed on 4Jan2021. Possible work-arounds and fixes: a good first step would
Run Powershell as administrator Set-ExecutionPolicy Unrestricted Install-Module -Name ExchangeOnlineManagement -RequiredVersion 2.0.3 You will need to respond Yes to 2 prompts $UserCredential = Get-Credential make sure the credentials you enter have